Electric toothbrush



FIG. 1 is a front elevational view of an electric toothbrush showing my new design;

FIG. 2 is a right side elevational view thereof, the left side elevational view being a mirror image thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a top plan view thereof.

The broken line showing of environmental structure in FIGS. 1, 2, 4 and 5 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an electric toothbrush, as shown and described. 